BR112014010898A2 - aparelho de codificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem, método de decodificação de imagem, e programa - Google Patents
aparelho de codificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem, método de decodificação de imagem, e programaInfo
- Publication number
- BR112014010898A2 BR112014010898A2 BR112014010898A BR112014010898A BR112014010898A2 BR 112014010898 A2 BR112014010898 A2 BR 112014010898A2 BR 112014010898 A BR112014010898 A BR 112014010898A BR 112014010898 A BR112014010898 A BR 112014010898A BR 112014010898 A2 BR112014010898 A2 BR 112014010898A2
- Authority
- BR
- Brazil
- Prior art keywords
- image
- encoding unit
- image decoding
- encoding
- slice
- Prior art date
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
- H04N19/197—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including determination of the initial value of an encoding parameter
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/124—Quantisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/124—Quantisation
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/46—Embedding additional information in the video signal during the compression process
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
Abstract
1/1 resumo aparelho de codificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem, método de decodificação de imagem, e programa a presente invenção refere-se a um aparelho de codificação de imagem configurado para dividir uma imagem em uma ou mais fatias, cada uma incluindo uma pluralidade de blocos e para codificar cada fatia em uma base bloco por bloco que inclui uma primeira unidade de codificação configurada para codificar blocos incluídos em uma primeira parte da fatia, e uma segunda unidade de codificação configurada para codificar blocos incluídos em uma segunda parte da fatia, onde, quando a segunda unidade de codificação codifica um bloco inicial na segunda parte, a segunda unidade de codificação codifica o bloco inicial incluído na segunda parte consultando um primeiro parâmetro de quantização fornecido à fatia como um valor inicial e consultando a primeira unidade de codificação quando a primeira unidade de codificação codifica o bloco inicial na primeira parte.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR122019025425-7A BR122019025425B1 (pt) | 2011-11-07 | 2012-11-05 | Aparelho de codificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem, método de decodificação de imagem e meio de armazenamento |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011-243940 | 2011-11-07 | ||
JP2011243940 | 2011-11-07 | ||
PCT/JP2012/007065 WO2013069245A1 (en) | 2011-11-07 | 2012-11-05 | Image coding apparatus, image coding method, image decoding apparatus, image decoding method, and program |
Publications (2)
Publication Number | Publication Date |
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BR112014010898A2 true BR112014010898A2 (pt) | 2017-05-16 |
BR112014010898B1 BR112014010898B1 (pt) | 2022-10-04 |
Family
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Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
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BR122019025425-7A BR122019025425B1 (pt) | 2011-11-07 | 2012-11-05 | Aparelho de codificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem, método de decodificação de imagem e meio de armazenamento |
BR112014010898-6A BR112014010898B1 (pt) | 2011-11-07 | 2012-11-05 | Aparelho de codificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem e método de decodificação de imagem |
BR122019025424-9A BR122019025424B1 (pt) | 2011-11-07 | 2012-11-05 | Aparelho de codificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem, método de decodificação de imagem e meio de armazenamento |
BR122019025427-3A BR122019025427B1 (pt) | 2011-11-07 | 2012-11-05 | Aparelho de codificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem, método de decodificação de imagem e meio de armazenamento |
Family Applications Before (1)
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BR122019025425-7A BR122019025425B1 (pt) | 2011-11-07 | 2012-11-05 | Aparelho de codificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem, método de decodificação de imagem e meio de armazenamento |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
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BR122019025424-9A BR122019025424B1 (pt) | 2011-11-07 | 2012-11-05 | Aparelho de codificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem, método de decodificação de imagem e meio de armazenamento |
BR122019025427-3A BR122019025427B1 (pt) | 2011-11-07 | 2012-11-05 | Aparelho de codificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem, método de decodificação de imagem e meio de armazenamento |
Country Status (16)
Country | Link |
---|---|
US (6) | US10070129B2 (pt) |
EP (5) | EP3806464B1 (pt) |
JP (7) | JP6080375B2 (pt) |
KR (8) | KR101882157B1 (pt) |
CN (6) | CN107529058B (pt) |
BR (4) | BR122019025425B1 (pt) |
ES (5) | ES2964924T3 (pt) |
HR (3) | HRP20231357T1 (pt) |
HU (3) | HUE043263T2 (pt) |
IN (1) | IN2014CN04001A (pt) |
PL (5) | PL3806464T3 (pt) |
PT (3) | PT3806466T (pt) |
RS (3) | RS65025B1 (pt) |
RU (7) | RU2586024C2 (pt) |
TR (1) | TR201905906T4 (pt) |
WO (1) | WO2013069245A1 (pt) |
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2012
- 2012-04-10 JP JP2012089552A patent/JP6080375B2/ja active Active
- 2012-11-05 ES ES20205785T patent/ES2964924T3/es active Active
- 2012-11-05 PT PT202057873T patent/PT3806466T/pt unknown
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